N,N′-二(三甲基甲硅烷基)脲,N,N′-Bis(trimethylsilyl)urea [BSU];purum, ≥97.0% (N)
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反式-2-甲基-2-丁烯醛 [惕各醛],trans-2-Methyl-2-butenal [Tiglic aldehyde];≥96% -
7-氨基去乙酰氧基头孢烷酸,7-Aminodesacetoxycephalosporanic acid [7-ADCA];pharmaceutical secondary standard, certified reference material -
(S)-1-对甲基磺酰基-3-吡咯烷,(3S)-1-Tosyl-alpha,alpha-Diphenyl-3-Pyrrolidineacetonitrile;≥98% -
焦磷酸钠十水合物,Sodium pyrophosphate tetrabasic decahydrate;BioXtra, 99.0-103.0% -
3,3',5,5'-四叔丁基-4,4'-芪醌,3,3',5,5'-Tetra-tert-butyl-4,4'-stilbenequinone;≥97.0%(HPLC) -
(±)-维拉帕米盐酸盐,(±)-Verapamil hydrochloride;≥99% (titration), powder
